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Seongsanpo Lighthouse

Fl (2) Red 6s🇰🇷Jeju, KROperational

Location & Light Range

About Seongsanpo Lighthouse

Also known as: Seongsanpo (Songsanpo, Jongdal)

This 20-meter concrete tower, painted red, stands on a round concrete pier. It is situated on a shoal approximately 1.5 kilometers north of Seongsanpo. The lighthouse emits a single red flash every 6 seconds. Its focal height is 15 meters, providing a geographic range of 11.9 nautical miles. The lighthouse is operational, though the tower itself is closed to the public, with only the surrounding site accessible.

Why it matters: The lighthouse marks a shoal north of Seongsanpo, guiding vessels and preventing groundings in the coastal area.

Light & Optic

Characteristic Signature
Fl (2) Red 6s
Flash Type
Flashing
Light Color
Red
Flash Count
2 flashes
Interval
6s
Raw Code
Fl R 6s
Focal Height
15m
Geographic Range
11.9NM

Location

City
Jeju
Country
🇰🇷South Korea
Region
Jeju
Sea Region
shoal about 1.5 km north of Seongsanpo
Latitude
33.4883°
Longitude
126.9250°

References & Identifiers

Nearest Port
Seongsan-po(0.7 km)
Admiralty No.
M4272.25
NGA No.
17429

Tower & Structure

Tower Height
20.1168m
Tower Color
red
Material
concrete

Structure: A 20m tower, painted red, mounted on a round concrete pier.

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Seongsanpo Lighthouse at night?+
Seongsanpo displays the characteristic Fl (2) Red 6s — 2 red flashes every 6 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area. The red color may indicate a specific sector or warning zone.
Which ports and harbors does Seongsanpo Lighthouse guide vessels into?+
Seongsanpo Lighthouse assists vessels approaching 5 nearby ports. The closest is Seongsan-po at 0.9 NM to the SSE. Other ports served include NAMWON (16.3 NM SW), Jeju (18.5 NM W), Kwangyang (19.6 NM W), Seogwipo (23.4 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Seongsanpo Lighthouse still active and maintained?+
Yes, Seongsanpo Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
How can I track vessels near Seongsanpo Lighthouse?+
You can track vessels near Seongsanpo Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.